bench: update random value generation

PR-URL: stdlib-js#6331
Reviewed-by: Athan Reines <[email protected]>

Author: hrshya

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum-expg-scaled/benchmark/benchmark.js

@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var gammaLanczosSumExpGScaled = require( './../lib' );
@@ -34,10 +34,11 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = gammaLanczosSumExpGScaled( x );
+		y = gammaLanczosSumExpGScaled( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum-expg-scaled/benchmark/benchmark.native.js

@@ -22,7 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -43,10 +43,11 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu() * 100.0 ) - 50.0;
-		y = gammaLanczosSumExpGScaled( x );
+		y = gammaLanczosSumExpGScaled( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum-expg-scaled/benchmark/c/native/benchmark.c

@@ -91,15 +91,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0 * rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0 * rand_double() ) - 50.0;
-		y = stdlib_base_gamma_lanczos_sum_expg_scaled( x );
+		y = stdlib_base_gamma_lanczos_sum_expg_scaled( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum-expg-scaled/test/test.js

@@ -42,7 +42,7 @@ tape( 'main export is a function', function test( t ) {
 
 tape( 'if provided `NaN`, the function returns `NaN`', function test( t ) {
 	var v = gammaLanczosSumExpGScaled( NaN );
-	t.equal( isnan( v ), true, 'returns NaN when provided a NaN' );
+	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });
 

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum-expg-scaled/test/test.native.js

@@ -51,7 +51,7 @@ tape( 'main export is a function', opts, function test( t ) {
 
 tape( 'if provided `NaN`, the function returns `NaN`', opts, function test( t ) {
 	var v = gammaLanczosSumExpGScaled( NaN );
-	t.equal( isnan( v ), true, 'returns NaN when provided a NaN' );
+	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });
 

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum/benchmark/benchmark.js

@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/base/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var gammaLanczosSum = require( './../lib' );
@@ -34,10 +34,11 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = gammaLanczosSum( x );
+		y = gammaLanczosSum( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum/benchmark/benchmark.native.js

@@ -22,7 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -43,10 +43,11 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu() * 100.0 ) - 50.0;
-		y = gammaLanczosSum( x );
+		y = gammaLanczosSum( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum/benchmark/c/native/benchmark.c

@@ -91,15 +91,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0 * rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0 * rand_double() ) - 50.0;
-		y = stdlib_base_gamma_lanczos_sum( x );
+		y = stdlib_base_gamma_lanczos_sum( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum/test/test.js

@@ -42,7 +42,7 @@ tape( 'main export is a function', function test( t ) {
 
 tape( 'if provided `NaN`, the function returns `NaN`', function test( t ) {
 	var v = gammaLanczosSum( NaN );
-	t.equal( isnan( v ), true, 'returns NaN when provided a NaN' );
+	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });
 

lib/node_modules/@stdlib/math/base/special/gamma-lanczos-sum/test/test.native.js

@@ -51,7 +51,7 @@ tape( 'main export is a function', opts, function test( t ) {
 
 tape( 'if provided `NaN`, the function returns `NaN`', opts, function test( t ) {
 	var v = gammaLanczosSum( NaN );
-	t.equal( isnan( v ), true, 'returns NaN when provided a NaN' );
+	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });